Really?

Avalon and ASICMINER are mining right now

Edit:
Avalon:
http://garzikrants.blogspot.com
https://bitcoinfoundation.org/blog/?p=112

ASICMINER:
https://www.btcguild.com//halloffame.php < "1   67117   2,254.26 GH/s"
https://bitcointalk.org/index.php?topic=99497.msg1510110#msg1510110
https://bitcointalk.org/index.php?topic=99497.msg1527549#msg1527549
https://bitcointalk.org/index.php?topic=99497.msg1529563#msg1529563